-29.39% is the change from 490 to 346
Calculation steps:
[( 346 - 490 ) ÷ 490] x 100 = -29.39%
Formula
Percentage change = [(346 - 490) / 490] x 100
Subtract the new number by the original number
346 - 490 = -144
-144 ÷ 490 = -0.2938775510204082
-0.2938775510204082 x 100 = -29.39%